OT-2026-000053169
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, vented before set-down
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000053169) never changes.
Identity and time
| Publication number | OT-2026-000053169 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a432-79b1-a528-87678b7c575d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053169 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1a79fb815eca6ec2fc6abc25373fca2428e3e0942d555a53bfc43611108a3e4e |
|---|---|
| Markdown | cde9d5399e021aa0d3a8c33a4d36edbf5126c64e87225767a88e449ace49bbe8 |
| Publication page | 2ad4ba9b09611c50fcb57d2188db53574ecac51e555859528b05b6ba9a81f93e |
| Manifest | 94651ffb01fec8f28f16c1eeff76d055132b5b2ad0716e1a5ceca1f64ac9a4ac |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | Hkp+zuqrQ73LlKioGO0G7/FKKSy7mo2ZQyu0NUf/0lufomwHK1evkeF23TiinmskgNZuKXFSLhmunWiGlvJbCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:56:59.531142Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053169observed 2ad4ba9b09611c50fcb57d2188db5357...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:59.513588Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053169/manifest.jsonobserved 94651ffb01fec8f28f16c1eeff76d055...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:59.496508Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053169/publication.mdobserved cde9d5399e021aa0d3a8c33a4d36edbf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:59.478839Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053169/publication.txtobserved 1a79fb815eca6ec2fc6abc25373fca24...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|